Add support for image load to SkSL

GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=4865

Change-Id: I4647e6b255946ced2b1b8cb05e62f0f5a8ad28b6
Reviewed-on: https://skia-review.googlesource.com/4865
Commit-Queue: Brian Salomon <bsalomon@google.com>
Reviewed-by: Ethan Nicholas <ethannicholas@google.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/src/sksl/SkSLContext.h b/src/sksl/SkSLContext.h
index 80ad7fb8f4..a42a4cc855 100644
--- a/src/sksl/SkSLContext.h
+++ b/src/sksl/SkSLContext.h
@@ -78,8 +78,14 @@ public:
     , fSampler1DArrayShadow_Type(new Type("sampler1DArrayShadow"))
     , fSampler2DArrayShadow_Type(new Type("sampler2DArrayShadow"))
     , fSamplerCubeArrayShadow_Type(new Type("samplerCubeArrayShadow"))
+
     // Related to below FIXME, gsampler*s don't currently expand to cover integer case.
     , fISampler2D_Type(new Type("isampler2D", SpvDim2D, false, false, false, true))
+
+    // FIXME express these as "gimage2D" that expand to image2D, iimage2D, and uimage2D.
+    , fImage2D_Type(new Type("image2D", SpvDim2D, false, false, false, true))
+    , fIImage2D_Type(new Type("iimage2D", SpvDim2D, false, false, false, true))
+
     // FIXME figure out what we're supposed to do with the gsampler et al. types)
     , fGSampler1D_Type(new Type("$gsampler1D", static_type(*fSampler1D_Type)))
     , fGSampler2D_Type(new Type("$gsampler2D", static_type(*fSampler2D_Type)))
@@ -195,8 +201,12 @@ public:
     const std::unique_ptr<Type> fSampler2DArrayShadow_Type;
     const std::unique_ptr<Type> fSamplerCubeArrayShadow_Type;
 
+
     const std::unique_ptr<Type> fISampler2D_Type;
 
+    const std::unique_ptr<Type> fImage2D_Type;
+    const std::unique_ptr<Type> fIImage2D_Type;
+
     const std::unique_ptr<Type> fGSampler1D_Type;
     const std::unique_ptr<Type> fGSampler2D_Type;
     const std::unique_ptr<Type> fGSampler3D_Type;